This printable crossword puzzle has 15 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
The study of the interactions among living things and their surroundings?
A group of living things living in the same place or having a particular characteristic in common
A biological community of interacting organisms and their physical environment
A large naturally occurring community of flora and fauna occupying a major habitat
Non-living
Living
The variety of life in the world or in a particular habitat or ecosystem
A species on which other species I an ecosystem largely depend on
An animal that feeds on plants
An animal the feeds on flesh
Total dry mass of all organisms in a given area
Diagram that compares energy used by producers
Series of organisms each dependent on the next as a source of food
A system of interlocking and independent food chains
An animal or person that eats food of both plant and animal origin